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ASoC: SOF: ipc-msg-injector: Separate the message sending

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Move out the code for sending the IPC message into a separate helper
function in preparation for support for handling IPC4 communication.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20220506132647.18690-7-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2022-05-06 16:26:45 +03:00 committed by Mark Brown
parent 100c937431
commit a9aa3381e4
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 33 additions and 19 deletions
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52
sound/soc/sof/sof-client-ipc-msg-injector.c
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@ -67,14 +67,39 @@ static ssize_t sof_msg_inject_dfs_read(struct file *file, char __user *buffer,
return count;
}
static int sof_msg_inject_send_message(struct sof_client_dev *cdev)
{
struct sof_msg_inject_priv *priv = cdev->data;
struct device *dev = &cdev->auxdev.dev;
int ret, err;
ret = pm_runtime_resume_and_get(dev);
if (ret < 0 && ret != -EACCES) {
dev_err_ratelimited(dev, "debugfs write failed to resume %d\n", ret);
return ret;
}
/* send the message */
ret = sof_client_ipc_tx_message(cdev, priv->tx_buffer, priv->rx_buffer,
priv->max_msg_size);
if (ret)
dev_err(dev, "IPC message send failed: %d\n", ret);
pm_runtime_mark_last_busy(dev);
err = pm_runtime_put_autosuspend(dev);
if (err < 0)
dev_err_ratelimited(dev, "debugfs write failed to idle %d\n", err);
return ret;
}
static ssize_t sof_msg_inject_dfs_write(struct file *file, const char __user *buffer,
size_t count, loff_t *ppos)
{
struct sof_client_dev *cdev = file->private_data;
struct sof_msg_inject_priv *priv = cdev->data;
struct device *dev = &cdev->auxdev.dev;
int ret, err;
size_t size;
int ret;
if (*ppos)
return 0;
@ -84,26 +109,15 @@ static ssize_t sof_msg_inject_dfs_write(struct file *file, const char __user *bu
if (size != count)
return size > 0 ? -EFAULT : size;
ret = pm_runtime_resume_and_get(dev);
if (ret < 0 && ret != -EACCES) {
dev_err_ratelimited(dev, "debugfs write failed to resume %d\n", ret);
return ret;
}
/* send the message */
memset(priv->rx_buffer, 0, priv->max_msg_size);
ret = sof_client_ipc_tx_message(cdev, priv->tx_buffer, priv->rx_buffer,
priv->max_msg_size);
pm_runtime_mark_last_busy(dev);
err = pm_runtime_put_autosuspend(dev);
if (err < 0)
dev_err_ratelimited(dev, "debugfs write failed to idle %d\n", err);
/* return size if test is successful */
if (ret >= 0)
ret = size;
ret = sof_msg_inject_send_message(cdev);
return ret;
/* return the error code if test failed */
if (ret < 0)
size = ret;
return size;
};
static int sof_msg_inject_dfs_release(struct inode *inode, struct file *file)